M.E. Blochii, doctoris medicinae Berolinensis ... Systema ichthyologiae iconibus CX illustratum /.Berolini :Sumtibus auctoris impressum et Bibliopolio Sanderiano commissum,1801..biodiversitylibrary.org/page/38785800The very cool bowmouth guitarfish has a band of massive, sharp thorns running along the midline of its back biodiversitylibrary.org/page/38785800 #bhlib
2 ray drawings (5 x 15 cm. and 6 x 17 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: bAg 168.60.6 (2)h